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1314032213 = 13101079401
BaseRepresentation
bin100111001010010…
…1000101001010101
310101120120202022202
41032110220221111
510142343012323
6334220134245
744364042464
oct11624505125
93346522282
101314032213
1161481193a
12308097385
1317c30bc70
14c67349db
157a562d28
hex4e528a55

1314032213 has 4 divisors (see below), whose sum is σ = 1415111628. Its totient is φ = 1212952800.

The previous prime is 1314032189. The next prime is 1314032249. The reversal of 1314032213 is 3122304131.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 345142084 + 968890129 = 18578^2 + 31127^2 .

It is a cyclic number.

It is not a de Polignac number, because 1314032213 - 210 = 1314031189 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1314032413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50539688 + ... + 50539713.

It is an arithmetic number, because the mean of its divisors is an integer number (353777907).

Almost surely, 21314032213 is an apocalyptic number.

1314032213 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1314032213 is a deficient number, since it is larger than the sum of its proper divisors (101079415).

1314032213 is a wasteful number, since it uses less digits than its factorization.

1314032213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101079414.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1314032213 is about 36249.5822458687. The cubic root of 1314032213 is about 1095.3056736468.

Adding to 1314032213 its reverse (3122304131), we get a palindrome (4436336344).

The spelling of 1314032213 in words is "one billion, three hundred fourteen million, thirty-two thousand, two hundred thirteen".

Divisors: 1 13 101079401 1314032213